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Polyhalite

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HEF1171718

Description Tabs

Description
Locality: 
Santa Ana Mine, Tocopilla District, Tocopilla Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 1.9 × 1.8 cm
Description

Polyhalite forms through the evaporation of seawater in enclosed marine basins. It usually occurs in massive layers within Zechstein salt deposits. Here, the mineral forms white to colorless, tabular crystals on matrix. 
To protect the mineral, the box is hermetically sealed and should not be opened.
 

Mineral Data
What's on the rock

Polyhalite

Formula: 
K2Ca2Mg(SO4)4·2H2O
Strunz: 
7.CC.65
Hardness: 
2.5 - 3.5
Type Locality: 
Ischler Salzberg, Perneck, Bad Ischl, Gmunden, Upper Austria, Austria

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$10
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Start 12 Mar 18:00
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Shipping Information

Postage Area Price
Germany : Insured parcel < 2000g 6 €
6
Germany : Insured parcel > 2000g 9 €
9
International <500g 10 €
10
International > 500g < 1000g 18€
18
USA 12€
12
Worldwide < 5000g insured parcel 50€
50

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